{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950582,-0.310473,0.000000,0.000000,0.173242,-0.530418,0.829846,0.000000,-0.257104,0.787181,0.560574,0.000000,-1641574.163841,5026038.430377,3555224.167542,1],    "boundingVolume": {    "region": [1.886396,0.595006,1.886579,0.595152,0.000000,8.807318]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1449656.b3dm"}}}